AlrubavsMerga
Merga has a higher Absolute Magnitude (2 vs 0 mag), while Merga has a higher Color Index (B-V) (0 vs 0), while Alruba has a higher Luminosity (117 vs 10 × Sun).
Brightness
6
Apparent Magnitude
6
0
Absolute Magnitude
2
117
Luminosity
10
Physical Properties
533
Distance
160
9,918
Surface Temperature
6,472
0
Color Index (B-V)
0
Position
18
Right Ascension
15
54
Declination
46
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Data sourced from HYG Database (Free for any purpose, including commercial).